Ticket #18948: 18948.6.diff

wp-admin/includes/bookmark.php

@@ -83 +83 @@
 
         wp_delete_object_term_relationships( $link_id, 'link_category' );
 
-        $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->links WHERE link_id = %d", $link_id ) );
+        $wpdb->delete( $wpdb->links, array( 'link_id' => $link_id ) );
 
         do_action( 'deleted_link', $link_id );
 

wp-admin/includes/ms.php

@@ -89 +89 @@
                         $wpdb->query( "DROP TABLE IF EXISTS `$table`" );
                 }
 
-                $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->blogs WHERE blog_id = %d", $blog_id ) );
+                $wpdb->delete( $wpdb->blogs, array( 'blog_id' => $blog_id ) );
+
                 $dir = apply_filters( 'wpmu_delete_blog_upload_dir', WP_CONTENT_DIR . "/blogs.dir/{$blog_id}/files/", $blog_id );
                 $dir = rtrim( $dir, DIRECTORY_SEPARATOR );
                 $top_dir = $dir;
@@ -158 +159 @@
                 }
         }
 
-        $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->users WHERE ID = %d", $id ) );
-        $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->usermeta WHERE user_id = %d", $id ) );
+        $wpdb->delete( $wpdb->users, array( 'ID' => $id ) );
+        $wpdb->delete( $wpdb->usermeta, array( 'user_id' => $id ) );
 
         clean_user_cache( $id );
 

wp-admin/includes/upgrade.php

@@ -302 +302 @@
 
                 // Delete any caps that snuck into the previously active blog. (Hardcoded to blog 1 for now.) TODO: Get previous_blog_id.
                 if ( !is_super_admin( $user_id ) && $user_id != 1 )
-                        $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE user_id = %d AND meta_key = %s", $user_id, $wpdb->base_prefix.'1_capabilities') );
+                        $wpdb->delete( $wpdb->usermeta, array( 'user_id' => $user_id , 'meta_key' => $wpdb->base_prefix.'1_capabilities' ) );
         }
 }
 endif;

wp-admin/includes/user.php

@@ -266 +266 @@
 
         // FINALLY, delete user
         if ( !is_multisite() ) {
-                $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE user_id = %d", $id) );
-                $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->users WHERE ID = %d", $id) );
+                $wpdb->delete( $wpdb->usermeta, array( 'user_id' => $id ) );
+                $wpdb->delete( $wpdb->users, array( 'ID' => $id ) );
         } else {
                 $level_key = $wpdb->get_blog_prefix() . 'capabilities'; // wpmu site admins don't have user_levels
-                $wpdb->query("DELETE FROM $wpdb->usermeta WHERE user_id = $id AND meta_key = '{$level_key}'");
+                $wpdb->delete( $wpdb->usermeta, array( 'user_id' => $id , 'meta_key' => $level_key ) );
         }
 
         // allow for commit transaction

wp-includes/comment.php

@@ -569 +569 @@
         return update_metadata('comment', $comment_id, $meta_key, $meta_value, $prev_value);
 }
 
-/**  
- * Sets the cookies used to store an unauthenticated commentator's identity. Typically used  
- * to recall previous comments by this commentator that are still held in moderation.  
- *  
+/**
+ * Sets the cookies used to store an unauthenticated commentator's identity. Typically used
+ * to recall previous comments by this commentator that are still held in moderation.
+ *
  * @param object $comment Comment object.
  * @param object $user Comment author's object.
  *
  * @since 3.4.0
- */  
-function wp_set_comment_cookies($comment, $user) {  
+ */
+function wp_set_comment_cookies($comment, $user) {
         if ( $user->ID )
                 return;
 
@@ -586 +586 @@
         setcookie('comment_author_' . COOKIEHASH, $comment->comment_author, time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN);
         setcookie('comment_author_email_' . COOKIEHASH, $comment->comment_author_email, time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN);
         setcookie('comment_author_url_' . COOKIEHASH, esc_url($comment->comment_author_url), time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN);
-}  
+}
 
 /**
  * Sanitizes the cookies sent to the user already.
@@ -988 +988 @@
                 do_action( 'deleted_commentmeta', $meta_ids );
         }
 
-        if ( ! $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->comments WHERE comment_ID = %d LIMIT 1", $comment_id) ) )
+        if ( ! $wpdb->delete( $wpdb->comments, array( 'comment_ID' => $comment_id ) ) )
                 return false;
         do_action('deleted_comment', $comment_id);
 

wp-includes/meta.php

@@ -489 +489 @@
                         do_action( 'delete_postmeta', $meta_id );
 
                 // Run the query, will return true if deleted, false otherwise
-                $result = (bool) $wpdb->query( $wpdb->prepare( "DELETE FROM $table WHERE $id_column = %d LIMIT 1;", $meta_id ) );
+                $result = (bool) $wpdb->delete( $table, array( $id_column => $meta_id ), array(), 1 );
 
                 // Clear the caches.
                 wp_cache_delete($object_id, $meta_type . '_meta');

wp-includes/ms-functions.php

@@ -498 +498 @@
                 $diff = $now - $registered_at;
                 // If registered more than two days ago, cancel registration and let this signup go through.
                 if ( $diff > 172800 )
-                        $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->signups WHERE user_login = %s", $user_name) );
+                        $wpdb->delete( $wpdb->signups, array( 'user_login' => $user_name ) );
                 else
                         $errors->add('user_name', __('That username is currently reserved but may be available in a couple of days.'));
 
@@ -511 +511 @@
                 $diff = current_time( 'timestamp', true ) - mysql2date('U', $signup->registered);
                 // If registered more than two days ago, cancel registration and let this signup go through.
                 if ( $diff > 172800 )
-                        $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->signups WHERE user_email = %s", $user_email) );
+                        $wpdb->delete( $wpdb->signups, array( 'user_email' => $user_email ) );
                 else
                         $errors->add('user_email', __('That email address has already been used. Please check your inbox for an activation email. It will become available in a couple of days if you do nothing.'));
         }
@@ -614 +614 @@
                 $diff = current_time( 'timestamp', true ) - mysql2date('U', $signup->registered);
                 // If registered more than two days ago, cancel registration and let this signup go through.
                 if ( $diff > 172800 )
-                        $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->signups WHERE domain = %s AND path = %s", $mydomain, $path) );
+                        $wpdb->delete( $wpdb->signups, array( 'domain' => $mydomain , 'path' => $path ) );
                 else
                         $errors->add('blogname', __('That site is currently reserved but may be available in a couple days.'));
         }
@@ -1161 +1161 @@
         $wpdb->update( $wpdb->options, array('option_value' => ''), array('option_name' => 'admin_email') );
 
         // remove all perms
-        $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE meta_key = %s", $table_prefix.'user_level') );
-        $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE meta_key = %s", $table_prefix.'capabilities') );
+        $wpdb->delete( $wpdb->usermeta, array( 'meta_key' => $table_prefix.'user_level' ) );
+
+        $wpdb->delete( $wpdb->usermeta, array( 'meta_key' => $table_prefix.'capabilities' ) );
 
         $wpdb->suppress_errors( false );
 }

wp-includes/option.php

@@ -367 +367 @@
         if ( is_null( $row ) )
                 return false;
         do_action( 'delete_option', $option );
-        $result = $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->options WHERE option_name = %s", $option) );
+        $result = $wpdb->delete( $wpdb->options, array( 'option_name' => $option ) );
         if ( ! defined( 'WP_INSTALLING' ) ) {
                 if ( 'yes' == $row->autoload ) {
                         $alloptions = wp_load_alloptions();
@@ -857 +857 @@
                 $cache_key = "{$wpdb->siteid}:$option";
                 wp_cache_delete( $cache_key, 'site-options' );
 
-                $result = $wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->sitemeta} WHERE meta_key = %s AND site_id = %d", $option, $wpdb->siteid ) );
+                $result = $wpdb->delete( $wpdb->sitemeta, array( 'meta_key' => $option, 'site_id' => $wpdb->siteid ) );
         }
 
         if ( $result ) {

wp-includes/post.php

@@ -2037 +2037 @@
         }
 
         do_action( 'delete_post', $postid );
-        $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->posts WHERE ID = %d", $postid ));
+        $wpdb->delete( $wpdb->posts, array( 'ID' => $postid ) );
         do_action( 'deleted_post', $postid );
 
         if ( 'page' == $post->post_type ) {
@@ -3789 +3789 @@
         wp_delete_object_term_relationships($post_id, array('category', 'post_tag'));
         wp_delete_object_term_relationships($post_id, get_object_taxonomies($post->post_type));
 
-        $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->postmeta WHERE meta_key = '_thumbnail_id' AND meta_value = %d", $post_id ));
+        $wpdb->delete( $wpdb->postmeta, array( 'meta_key' => '_thumbnail_id' , 'meta_value' => $post_id ) );
 
         $comment_ids = $wpdb->get_col( $wpdb->prepare( "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = %d", $post_id ));
         if ( ! empty( $comment_ids ) ) {
@@ -3808 +3808 @@
         }
 
         do_action( 'delete_post', $post_id );
-        $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->posts WHERE ID = %d", $post_id ));
+        $wpdb->delete( $wpdb->posts, array( 'ID' => $post_id ) );
         do_action( 'deleted_post', $post_id );
 
         $uploadpath = wp_upload_dir();

wp-includes/taxonomy.php

@@ -1803 +1803 @@
                 clean_object_term_cache( $objects, $object_type );
 
         do_action( 'delete_term_taxonomy', $tt_id );
-        $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->term_taxonomy WHERE term_taxonomy_id = %d", $tt_id ) );
+        $wpdb->delete( $wpdb->term_taxonomy, array( 'term_taxonomy_id' => $tt_id ) );
         do_action( 'deleted_term_taxonomy', $tt_id );
 
         // Delete the term if no taxonomies use it.
         if ( !$wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM $wpdb->term_taxonomy WHERE term_id = %d", $term) ) )
-                $wpdb->query( $wpdb->prepare( "DELETE FROM $wpdb->terms WHERE term_id = %d", $term) );
+                $wpdb->delete( $wpdb->terms, array( 'term_id' => $term ) );
 
         clean_term_cache($term, $taxonomy);
 

wp-includes/wp-db.php

@@ -404 +404 @@
          * Keys are column names, values are format types: 'ID' => '%d'
          *
          * @since 2.8.0
-         * @see wpdb:prepare()
-         * @see wpdb:insert()
-         * @see wpdb:update()
+         * @see wpdb::prepare()
+         * @see wpdb::insert()
+         * @see wpdb::update()
+         * @see wpdb::delete()
          * @see wp_set_wpdb_vars()
          * @access public
          * @var array
@@ -1272 +1273 @@
         }
 
         /**
+         * Delete a row in the table
+         *
+         * <code>
+         * wpdb::delete( 'table', array( 'ID' => 1 ) )
+         * wpdb::delete( 'table', array( 'ID' => 1 ), array( '%d' ) )
+         * wpdb::delete( 'table', array( 'ID' => 1 ), array( '%d' ), 1 )
+         * </code>
+         *
+         * @since 2.5.0
+         * @see wpdb::prepare()
+         * @see wpdb::$field_types
+         * @see wp_set_wpdb_vars()
+         *
+         * @param string $table table name
+         * @param array $where A named array of WHERE clauses (in column => value pairs). Multiple clauses will be joined with ANDs. Both $where columns and $where values should be "raw".
+         * @param array|string $where_format Optional. An array of formats to be mapped to each of the values in $where. If string, that format will be used for all of the items in $where. A format is one of '%d', '%f', '%s' (integer, float, string). If omitted, all values in $where will be treated as strings unless otherwise specified in wpdb::$field_types.
+         * @param int $limit Optional. An int to limit the number of rows to delete.
+         * @return int|false The number of rows updated, or false on error.
+         */
+        function delete( $table, $where, $where_format = null, $limit = null ) {
+                if ( ! is_array( $where ) )
+                        return false;
+
+                $bits = $wheres = array();
+
+                $where_formats = $where_format = (array) $where_format;
+
+                foreach ( array_keys( $where ) as $field ) {
+                        if ( !empty( $where_format ) ) {
+                                $form = ( $form = array_shift( $where_formats ) ) ? $form : $where_format[0];
+                        } elseif ( isset( $this->field_types[$field] ) ) {
+                                $form = $this->field_types[$field];
+                        } else {
+                                $form = '%s';
+                        }
+
+                        $wheres[] = "$field = $form";
+                }
+
+                $limits = '';
+                if ( !empty( $limit ) ) {
+                        $limits = ' LIMIT ' . (int) $limit;
+                }
+
+                $sql = "DELETE FROM $table WHERE " . implode( ' AND ', $wheres ) . $limits;
+                return $this->query( $this->prepare( $sql, $where ) );
+        }
+
+
+        /**
          * Retrieve one variable from the database.
          *
          * Executes a SQL query and returns the value from the SQL result.